Mechanical pencil



FIG. 1 is a top, right front perspective view of a mechanical pencilshowing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view, the left side being a mirrorimage thereof;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

The ornamental design for a mechanical pencil, as shown and described.